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2012 Hyundai Genesis Coupe Owner Complaints

Updated May 30, 20262 Critical Recalls
Ethan Miller

Complaint Summary

The 2012 Hyundai Genesis Coupe has 14 reported complaints.

  • Top issues involve service brakes and unknown or other.

Reliability Score

Reliability Score

8.4/ 10

Based on 14 complaints

Most Frequent Issues

SERVICE BRAKES

4 28.6%

UNKNOWN OR OTHER

3 21.4%

ENGINE

3 21.4%

VEHICLE SPEED CONTROL

2 14.3%

EXTERIOR LIGHTING

1 7.1%

Quick Insights

  • The top category is SERVICE BRAKES, accounting for 28.6% of all complaints.

  • Owners have reported issues across 6 distinct vehicle systems.

  • Note: Complaint data reflects owner reports and may not always indicate a verified defect. Compare with Recalls and TSBs for a complete picture.

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Complaint Summary

What owners keep reporting on the 2012 Hyundai Genesis Coupe

The 2012 Hyundai Genesis Coupe has 14 owner complaints in this dataset. SERVICE BRAKES is the most common complaint category, representing about 29% of the reports shown here.

Most common complaint categories

The top complaint groups for the 2012 Hyundai Genesis Coupe are SERVICE BRAKES (4), UNKNOWN OR OTHER (3), ENGINE (3).

Are these complaints a serious red flag?

Potentially. 8 complaint reports involve higher-attention systems like brakes, steering, engine, powertrain, fuel, suspension, airbags, or electrical components, which is enough to justify a focused inspection.

What should buyers inspect on a used 2012 Hyundai Genesis Coupe?

Start with the top complaint systems, compare them against the recall report, then inspect service records for evidence that those same areas were already repaired or monitored.

Read the full buyer guideRecall report and remedy notesMaintenance costs and intervals2011 Genesis Coupe complaints2013 Genesis Coupe complaints2014 Genesis Coupe complaints

Detailed Complaint Log

Showing 6 of 6 systems

SERVICE BRAKES

4 Reports29% of total

Previewing the first 2 complaint summaries.

TL* THE CONTACT OWNS A 2012 HYUNDAI GENESIS COUPE. ON SEVERAL OCCASIONS, WHILE DRIVING, THE CONTACT APPLIED PRESSURE TO THE BRAKE PEDAL AND HEARD AN ABNORMAL NOISE COMING FROM THE BRAKE PEDAL. WHILE THE BRAKE PEDAL WAS DEPRESSED, THE VEHICLE FAILED TO STOP AND ACCELERATED WITHOUT WARNING. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS TAKEN TO GEWEKE FORD (871 E ONSTOTT RD, YUBA CITY, CA 95991 (530) 821-2121), BUT NO DIAGNOSTIC FAILURE CODES WERE FOUND AND THE FAILURE COULD NOT BE REPLICATED. THE VEHICLE WAS NOT REPAIRED. THE CONTACT REFERENCED NHTSA CAMPAIGN NUMBER: 13V489000 (SERVICE BRAKES, HYDRAULIC). THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 30,000.

10/11/2017

Brakes are spongy and do not engage properly

12/28/2022

2 more complaints are available in this category.

UNKNOWN OR OTHER

3 Reports21% of total

Previewing the first 2 complaint summaries.

EXPERIENCING INTERMITTENT BRAKE FADE. WHEN APPLYING BRAKE PEDAL, THERE IS LITTLE TO NO BRAKE PRESSURE AND PEDAL DEPRESSES ALL TE WAY TO FLOORBOARD. AFTER PUMPING BRAKE PEDAL, BRAKE PRESSURE WILL RETURN. THIS OCCURS INTERMITTENTLY AT ANY SPEED AND DRIVING CONDITION.

11/25/2018

THE BRAKE OIL THAT WAS PUT INTO THE CAR WHEN MADE HAS CAUSE THE HECU TO CORRODE. THERE WAS A RECALL ON HYUNDAI GENESIS SEDANS THIS YEAR, IF THE COUPES WERE EFFECTED TOO WHY WOULDN'T THERE BE A RECALL? THE BRAKES ARE SPONGEY. THEY ARE UNRELIABLE AND VERY UNSAFE. BRAKES WORK WHEN THEY WANT AND ARE CHOPPY

5/16/2019

1 more complaint is available in this category.

ENGINE

3 Reports21% of total

Previewing the first 2 complaint summaries.

WHEN MAKING A TURN AT A LOW SPEED THE CAR WILL STALL LEAVING THE POWER STEERING AND BRAKES DIFFICULT TO OPERATE AND THE NEED TO PULL THE CAR TO A STOP, PUT IN PARK AND RESTART WHILE TRYING TO AVOID AN ACCIDENT. BEEN TO DEALER TWICE WITH THEM UNABLE TO FIND ANY PROBLEM. MULTIPLE SAME STORIES ON WEB ABOUT 2009 THRU 2014 GENESIS WITH SAME PROBLEM AND NO SOLUTION. THIS HAS HAPPEN 4 TIMES IN THE LAST 4 MONTHS.

12/5/2018

AS I EXITED THE FREEWAY I SHIFTED OUT OF 6TH GEAR (70MPH) AND PRESSED THE BRAKES TAKING IT DOWN TO 40MPH. THE RPMS CONTINUED TO REV UP TO 6K AND BEYOND. THE BRAKES DID RESPOND, SO I FELT THERE WASN'T IMMEDIATE DANGER. I IMMEDIATELY PULLED OVER TO THE SHOULDER AND STOPPED MY CAR BY TURNING OFF THE KEY. TURNING THE CAR BACK ON, NOT IN ANY GEAR, NOT PRESSING THE GAS, THE RPMS BEGAN TO REV JUST AS HIGH AGAIN. SO I TURNED THE KEY OFF AGAIN. I DECIDED TO TRY AGAIN, STARTED THE CAR, IT BEGAN REVVING UP THE RPMS. I SHIFTED INTO FIRST GEAR TO SEE WHAT WOULD HAPPEN AND IT BEGAN TO DECREASE IN RPM. THEN IT BECAME NORMAL. BUT NOW THERE IS A KNOCKING NOISE IN THE ENGINE WHEN I ACCELERATE THAT WAS NOT PRESENT BEFORE. IT'S LESS NOTICEABLE AT 1ST AND 2ND GEAR, BUT GETS MORE PRONOUNCED FROM 3RD GEAR ONWARD. THERE WERE NO WARNING LIGHTS, NO CHECK ENGINE LIGHT. I TOOK IT TO FIRESTONE WHERE THEY TOLD ME IT'S POSSIBLE THAT THE ENGINE MAY NEED REPLACED. I DID FIND THERE WAS A REPORT OF ENGINE PROCESSING FLAWS THAT COULD RESULT IN A KNOCKING NOISE ON VARIOUS NEWS SITES BUT NOTHING OFFICIAL. THIS CAR HAS ONLY 40K~ MILES. IT WAS MANUFACTURED IN 2011 AS I BOUGHT IT HOT OFF THE LOT AT 6MILES ON THE ODOMETER. I GET REGULAR OIL CHANGES USING SYNTHETIC OIL ONLY. IT'S MINT. NO REASON FOR THIS TO BE OCCURRING.

6/24/2019

1 more complaint is available in this category.

VEHICLE SPEED CONTROL

2 Reports14% of total

Previewing the first 2 complaint summaries.

TL* THE CONTACT OWNS A 2012 HYUNDAI GENESIS COUPE. ON SEVERAL OCCASIONS, WHILE DRIVING, THE CONTACT APPLIED PRESSURE TO THE BRAKE PEDAL AND HEARD AN ABNORMAL NOISE COMING FROM THE BRAKE PEDAL. WHILE THE BRAKE PEDAL WAS DEPRESSED, THE VEHICLE FAILED TO STOP AND ACCELERATED WITHOUT WARNING. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS TAKEN TO GEWEKE FORD (871 E ONSTOTT RD, YUBA CITY, CA 95991 (530) 821-2121), BUT NO DIAGNOSTIC FAILURE CODES WERE FOUND AND THE FAILURE COULD NOT BE REPLICATED. THE VEHICLE WAS NOT REPAIRED. THE CONTACT REFERENCED NHTSA CAMPAIGN NUMBER: 13V489000 (SERVICE BRAKES, HYDRAULIC). THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 30,000.

10/11/2017

AS I EXITED THE FREEWAY I SHIFTED OUT OF 6TH GEAR (70MPH) AND PRESSED THE BRAKES TAKING IT DOWN TO 40MPH. THE RPMS CONTINUED TO REV UP TO 6K AND BEYOND. THE BRAKES DID RESPOND, SO I FELT THERE WASN'T IMMEDIATE DANGER. I IMMEDIATELY PULLED OVER TO THE SHOULDER AND STOPPED MY CAR BY TURNING OFF THE KEY. TURNING THE CAR BACK ON, NOT IN ANY GEAR, NOT PRESSING THE GAS, THE RPMS BEGAN TO REV JUST AS HIGH AGAIN. SO I TURNED THE KEY OFF AGAIN. I DECIDED TO TRY AGAIN, STARTED THE CAR, IT BEGAN REVVING UP THE RPMS. I SHIFTED INTO FIRST GEAR TO SEE WHAT WOULD HAPPEN AND IT BEGAN TO DECREASE IN RPM. THEN IT BECAME NORMAL. BUT NOW THERE IS A KNOCKING NOISE IN THE ENGINE WHEN I ACCELERATE THAT WAS NOT PRESENT BEFORE. IT'S LESS NOTICEABLE AT 1ST AND 2ND GEAR, BUT GETS MORE PRONOUNCED FROM 3RD GEAR ONWARD. THERE WERE NO WARNING LIGHTS, NO CHECK ENGINE LIGHT. I TOOK IT TO FIRESTONE WHERE THEY TOLD ME IT'S POSSIBLE THAT THE ENGINE MAY NEED REPLACED. I DID FIND THERE WAS A REPORT OF ENGINE PROCESSING FLAWS THAT COULD RESULT IN A KNOCKING NOISE ON VARIOUS NEWS SITES BUT NOTHING OFFICIAL. THIS CAR HAS ONLY 40K~ MILES. IT WAS MANUFACTURED IN 2011 AS I BOUGHT IT HOT OFF THE LOT AT 6MILES ON THE ODOMETER. I GET REGULAR OIL CHANGES USING SYNTHETIC OIL ONLY. IT'S MINT. NO REASON FOR THIS TO BE OCCURRING.

6/24/2019

EXTERIOR LIGHTING

1 Report7% of total

Previewing the first 1 complaint summaries.

THE TAIL LIGHTS GET FILLED WITH WATER/CONDENSATION. I HAD ONE REPLACED UNDER WARRANTY BUT AT 60,000 MILES IT'S NO LONGER COVERED AND BOTH LIGHTS ARE HAVING THE SAME PROBLEM AGAIN. IT'S A VERY COMMON PROBLEM WITH GENESIS COUPES OF ALL YEARS. THE OWNER FORUMS ARE FILLED WITH PEOPLE HAVING THE SAME PROBLEM. *TR

1/17/2017

FUEL/PROPULSION SYSTEM

1 Report7% of total

Previewing the first 1 complaint summaries.

AS I EXITED THE FREEWAY I SHIFTED OUT OF 6TH GEAR (70MPH) AND PRESSED THE BRAKES TAKING IT DOWN TO 40MPH. THE RPMS CONTINUED TO REV UP TO 6K AND BEYOND. THE BRAKES DID RESPOND, SO I FELT THERE WASN'T IMMEDIATE DANGER. I IMMEDIATELY PULLED OVER TO THE SHOULDER AND STOPPED MY CAR BY TURNING OFF THE KEY. TURNING THE CAR BACK ON, NOT IN ANY GEAR, NOT PRESSING THE GAS, THE RPMS BEGAN TO REV JUST AS HIGH AGAIN. SO I TURNED THE KEY OFF AGAIN. I DECIDED TO TRY AGAIN, STARTED THE CAR, IT BEGAN REVVING UP THE RPMS. I SHIFTED INTO FIRST GEAR TO SEE WHAT WOULD HAPPEN AND IT BEGAN TO DECREASE IN RPM. THEN IT BECAME NORMAL. BUT NOW THERE IS A KNOCKING NOISE IN THE ENGINE WHEN I ACCELERATE THAT WAS NOT PRESENT BEFORE. IT'S LESS NOTICEABLE AT 1ST AND 2ND GEAR, BUT GETS MORE PRONOUNCED FROM 3RD GEAR ONWARD. THERE WERE NO WARNING LIGHTS, NO CHECK ENGINE LIGHT. I TOOK IT TO FIRESTONE WHERE THEY TOLD ME IT'S POSSIBLE THAT THE ENGINE MAY NEED REPLACED. I DID FIND THERE WAS A REPORT OF ENGINE PROCESSING FLAWS THAT COULD RESULT IN A KNOCKING NOISE ON VARIOUS NEWS SITES BUT NOTHING OFFICIAL. THIS CAR HAS ONLY 40K~ MILES. IT WAS MANUFACTURED IN 2011 AS I BOUGHT IT HOT OFF THE LOT AT 6MILES ON THE ODOMETER. I GET REGULAR OIL CHANGES USING SYNTHETIC OIL ONLY. IT'S MINT. NO REASON FOR THIS TO BE OCCURRING.

6/24/2019

About This Data

Data and Methodology

MethodologyHow we score →

Scores are derived from NHTSA recalls and owner complaints, normalized by vehicle segment averages.

FAQ

What are the most common owner complaints for the 2012 Hyundai Genesis Coupe?

The most reported complaint category for the 2012 Hyundai Genesis Coupe is SERVICE BRAKES, with 4 owner reports. That is about 29% of all complaints logged here. Other recurring themes include SERVICE BRAKES, UNKNOWN OR OTHER, ENGINE.

Are complaints about the 2012 Hyundai Genesis Coupe a serious warning sign?

Potentially. 8 complaint reports fall into higher-attention systems such as brakes, steering, engine, powertrain, fuel, suspension, airbags, or electrical components. That does not prove every vehicle has a defect, but repeated complaints in those systems justify a more careful pre-purchase inspection.

How should buyers use complaint data for the 2012 Hyundai Genesis Coupe?

Use complaints as an early pattern to investigate, not a standalone verdict. Start with the top complaint categories, compare those themes against the recall report and maintenance guide, then inspect service records for evidence that the same problem areas were already addressed. If the same issue appears repeatedly across complaints and recalls, treat it as a real ownership-risk flag.

Are complaints about the 2012 Hyundai Genesis Coupe severe?

8 complaint reports involve higher-attention systems such as brakes, steering, engine, powertrain, fuel, suspension, airbags, or electrical components, which is enough to justify a focused inspection before purchase.

Complaint list entries are sourced from owner-submitted NHTSA ODI records.

Read complaint summaries

Hyundai Genesis Coupe: How should complaint data influence buying decisions?

Use complaint patterns together with recalls and maintenance guidance to estimate ownership risk and inspection priorities.

Carfocal links complaint data directly to recall and maintenance routes for the same model year.

Return to full vehicle report
Complaint entries
14
Top-topic view
5 grouped topics shown
Primary source
NHTSA ODI owner complaint records

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In this guide

  1. 01Overview
  2. 02Common Problems
  3. 03Owner Complaints
  4. 04Data and Methodology

Start here

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